40390273

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{14177}}^1$

素因数の和:14232

約数の個数: 16

約数和(自身を含む): 51721344

約数和(自身を除く): 11331071

約数列:

[1, 7, 11, 37, 77, 259, 407, 2849, 14177, 99239, 155947, 524549, 1091629, 3671843, 5770039, 40390273]

約数ペア:

[(1, 40390273), (7, 5770039), (11, 3671843), (37, 1091629), (77, 524549), (259, 155947), (407, 99239), (2849, 14177)]